Answer: When you combine like terms in a algebraic expression, you do not add the exponents! When you combine like terms in an equation, such as a^2 and 4a^2, you only combine the numbers, not the exponents. The exponent attached to the number stays the same. a^2 and 4a^2 would be 5a^2.
$16 was only for the layer.
$52-$16= cost of the cupcakes in total.
$36=cost of all cupcakes
36/24= cost of one cupcake
1.5= cost of one cupcake
each cupcake costs $1.50
So total, Rita gets 128 dollars, in 8 days
Answer:
take 121 subtract it from 180 and you get 59 so angle d is 59°. and angle b is 154°